Although the Highway Beautification Act (HBA) has been credited with reducing the number of nonconforming signs and removing illegal signs throughout the country, the law is controversial and costly to administer. Many have questioned whether it has controlled outdoor advertising or met the intent of the U.S. Congress. The Federal Highway Administr
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Using traffic control devices and communications equipment to monitor and control arterials and freeways has brought with it new challenges and a demand for new skills to the transportation industry. Some of the challenges include integrating information from disparate and proprietary systems that were not designed to interoperate, designing system
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This report provides an analytic framework for evaluating the Atlanta Congestion Reduction Demonstration (CRD) under the United States Department of Transportation (U.S. DOT) Urban Partnership Agreement (UPA) and CRD Programs. The Atlanta CRD projects include the conversion of lanes for high occupancy vehicle with a minimum of two occupants (HOV2+)
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This report documents a Federal Highway Administration (FHWA) project to quantify the effectiveness of selected engineering countermeasures to improve safety and operations for pedestrians and bicyclists. Through a combination of literature review, review of traffic control device experimental requests, practitioner panels, and meetings with FHWA,
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United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
2011-04-01
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On a monthly basis, each State is required to report to the Federal Highway Administration (FHWA), the amount of gallons taxed by that state. This data is analyzed and compiled by FHWA staff. The data on the amount of on-highway fuel use for each State is then used to attribute federal revenue to each State. Yearly, the FHWA, Office of Policy, prov
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Learning in Progress, NHI's quarterly newsletter, provides updates on new course launches, upcoming Web conference seminars, training programs and events, and NHI policy changes.
This vulnerability assessment was conducted by the Saco Bay Sea Level Adaptation Working Group (SLAWG), and assessed the vulnerability of Saco Bay communities to sea-level rise (SLR), flooding and erosion. The assessment looked at vulnerabilities for the towns of Saco, Scarborough, Old Orchard Beach, and Biddeford. This Saco Bay region contains the
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As part of a national initiative sponsored by the Federal Highway Administration under the Highways for LIFE program, the South Carolina Department of Transportation (SCDOT) was awarded a $1 million grant to demonstrate the use of proven, innovative technologies for accelerated bridge removal and replacement. This report documents accelerated bridg
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With increased demand and limited aggregate and binder supply, hot mix asphalt (HMA) producers discovered that reclaimed asphalt pavement (RAP) is a valuable component in HMA. As a result, there has been renewed interest in increasing the amount of RAP used in HMA. While a number of factors drive the use of RAP in asphalt pavements, the two primary
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Poor traffic signal timing accounts for an estimated 10 percent of all traffic delay—about 300 million vehicle-hours—on major roadways alone, according to a study by the Oak Ridge National Laboratory. A fundamental rethink of traffic signal operations, based on the impending widespread availability of traffic probe data, is the goal of "Advanced Tr
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United States. Federal Highway Administration. Office of Corporate Research, Technology, and Innovation Management
2011-04-01
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Focus (ISSN 1060-6637), which is published monthly by the U.S. Department of Transportation’s Federal Highway Administration (FHWA), covers the implementation of innovative technologies in all areas of infrastructure. Its primary mission is twofold: (1) to serve the providers of highway infrastructure with innovations and support to improve the qua
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Successes in Stewardship is a Federal Highway Administration (FHWA) bimonthly newsletter highlighting current best practices in stewardship and environmental review from around the country.
United States. Department of Transportation. Federal Highway Administration. Office of Highway Policy Information
2011-04-01
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Traffic Volume Trends is a monthly report based on hourly traffic count data reported by the States. These data are collected at approximately 5,000 continuous traffic counting locations nationwide and are used to estimate the percent change in traffic for the current month compared with the same month in the previous year. Estimates are re-adjuste
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Methods for determining the workability of freshly mixed Portland-cement concrete withslumps less than 5 1 mm (2 in) were investigated. Four potential methods to determine theworkability of concrete were proposed for evaluation and development. The methods includedtwo moving-object methods, one free-orifice method, and a vibrating-slope method. The
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Currently, a well-defined and validated set of metrics to use in monitoring work zone performance do notexist. This pilot test was conducted to assist state DOTs in identifying what work zone performancemeasures can and should be targeted, what data they will need to collect to compute those measures, andwhat methods exist to obtain that data. Work
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The purpose of this research study was to develop a proof of concept, prototype electronic data-collection and reporting system to facilitate the completion of Emergency Relief for Federally Owned (ERFO) Roads Damage Site Reports (DSR). The system would replace current reports, which are hand-written in the field and converted to an electronic form
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Through the U.S. Department of Transportation’s (U.S. DOT) SafeTrip-21 Initiative, the U.S. DOT tested a variety of technologies in a number of locations in California as well as along the I-95 corridor on the east coast. This document presents the findings of the independent national evaluation of eight its applications. Part I of the report provi
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The purpose of this research study was to develop a proof of concept, prototype electronic data-collection and reporting system to facilitate the completion of Emergency Relief for Federally Owned (ERFO) Roads Damage Site Reports (DSR). The system would replace current reports, which are hand-written in the field and converted to an electronic form
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